[INFO] fetching crate breaktarget 0.1.0...
[INFO] checking breaktarget-0.1.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate breaktarget 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate breaktarget 0.1.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate breaktarget 0.1.0
[INFO] finished tweaking crates.io crate breaktarget 0.1.0
[INFO] tweaked toml for crates.io crate breaktarget 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e94c55868ab93476077380157698746b4f9f3e6f6a3759c0bf77266bdd78907a
[INFO] running `Command { std: "docker" "start" "-a" "e94c55868ab93476077380157698746b4f9f3e6f6a3759c0bf77266bdd78907a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e94c55868ab93476077380157698746b4f9f3e6f6a3759c0bf77266bdd78907a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e94c55868ab93476077380157698746b4f9f3e6f6a3759c0bf77266bdd78907a", kill_on_drop: false }`
[INFO] [stdout] e94c55868ab93476077380157698746b4f9f3e6f6a3759c0bf77266bdd78907a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2bba6e8b57c93aa84ceb9abcd8a72e0875ea4c18b2469db5d47b6ca28db22f2
[INFO] running `Command { std: "docker" "start" "-a" "c2bba6e8b57c93aa84ceb9abcd8a72e0875ea4c18b2469db5d47b6ca28db22f2", kill_on_drop: false }`
[INFO] [stderr]     Checking breaktarget v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:149:79
[INFO] [stdout]     |
[INFO] [stdout] 149 |         if let Err(e) = panic::catch_unwind(|| BreakTarget::deploy(|_| panic!(1u32))) {
[INFO] [stdout]     |                                                                               ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 149 |         if let Err(e) = panic::catch_unwind(|| BreakTarget::deploy(|_| panic!("{}", 1u32))) {
[INFO] [stdout]     |                                                                               +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 149 |         if let Err(e) = panic::catch_unwind(|| BreakTarget::deploy(|_| std::panic::panic_any(1u32))) {
[INFO] [stdout]     |                                                                        ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "c2bba6e8b57c93aa84ceb9abcd8a72e0875ea4c18b2469db5d47b6ca28db22f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bba6e8b57c93aa84ceb9abcd8a72e0875ea4c18b2469db5d47b6ca28db22f2", kill_on_drop: false }`
[INFO] [stdout] c2bba6e8b57c93aa84ceb9abcd8a72e0875ea4c18b2469db5d47b6ca28db22f2